Structural Crystallography. John Wiley and Sons. Sommerville, D. M. Y.(英语:Duncan MacLaren Young Sommerville) (1930). An Introduction to the Geometry of n
2016-06-22 [2022-10-09]. ISSN 0307-1235. (原始内容存档于2022-11-25) (英国英语). Sommerville, Donald. The complete illustrated history of World War II : an authoritative